Using a unique data set on German banks' sector specific loan exposures to the real economy and the corresponding write-offs and write-downs, we examine the impact of loan portfolio sector concentration on credit risk. By controlling for common risk factors, we separate the bank-specific...

According to Arrow and Lind (1970), the more shareholders participate in an investment and the more dispersed the ownership structure becomes, the lower the discount rate of an individual investor is due to risk sharing. This implies that the valuation of the investment should increase....

U.S. banking assets have become substantially more concentrated within a few large institutions. However, decreasing relative rates of big-bank growth and of idiosyncratic volatility—an indicator of individual bank susceptibility to shocks and a resulting redistribution of assets—suggest a...

We develop a macroeconomic framework in which firms are large and have market power with respect to both products and labor. Each firm maximizes a share-weighted average of shareholder utilities, which makes the equilibrium independent of price normalization. In a one-sector economy, if returns...